INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21449e3b19bc9b979cb8b2778d51d11e4244935f173f114c08cfe3c6b5d43d93', 
    'FtU8w7krWPhfHibalpkFG8hkZx9TN7AK/OFxpG/0DlE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)